Connecting The Cpu To The Load Power Supply - Siemens SIMATIC S7-1500 System Manual

Wiring

7.7 Connecting the CPU to the load power supply

4. Pry off the connector cover using a suitable tool (Figure 3).
Figure 7-4 Connecting the supply voltage to a load current supply (1)
5. Strip the cable sheathing to a length of 35 mm. Strip the wires to a length of 7 to 8 mm.
Attach the end sleeves.
6. Connect the wires in the connector according to the connection diagram (Figure 4).
7. Close the cover (Figure 5).
8. Retighten the screw (Figure 6). This effects a strain relief on the lines.
Figure 7-5 Connecting the supply voltage to a load current supply (2)
9. Insert the power connector into the module, until the latch engages.
Reference
You can find more information on connecting the 24 V DC output voltage of the load current
supply in the manuals for the relevant modules.
7.7 Connecting the CPU to the load power supply
Introduction
The load current supply is fitted with a plug-in 24 V DC output terminal (behind the front
cover at the bottom). You connect the cables for the supply voltage to the CPU at this
terminal.
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S7-1500R/H redundant system
System Manual, 11/2022, A5E41814787-AD